SGH-X461 Flow Chart of Troubleshooting2-122-2. RF2-2-1. GSM RxNormal conditioncatch thechannel ?Check U102pin 12 ≥ -65dbm ?Check U801pin 21,22 ≥-65dBm ?YesNoNoCheck U102pin 16 ≥ -65dbm ?YesNoYesCheck ANT, R101,R102,U909,L103Resolder or changeCON900, L903, C902, C901, C903, L904Resolder or changeU102Resolder or changeF900Resolder or changeU600CONTINOUS RX ONRF INPUT : 62CHAMP : -50dbmCheck U101pin 13 = 2.8VYesResolder or changeU100YesNoNo12345

Specification

gsm tx power class

Flow Chart of Troubleshooting

sim part

microphone part

speaker part

lcd backlight

cellular phone exploded view

cellular phone parts list

Electrical Parts List

PCB Diagrams

Block Diagrams

Exploded and assembling View

Samsung SGH-X461 Service Manual

safety precautions

about this guide

Unpack

Get started

power on or off

keys and display

access menu functions

Customise your phone

Make/Answer calls

browse the web

send messages

view messages

Enter text

using t9 mode

using number mode

Call functions

answering a call

using the headset

Menu functions

menu functions

Solve problems

Health and safety information

precautions when using batteries

road safety

operating environment

potentially explosive environments

emergency calls

care and maintenance

Index

SGH-X461

Access menu functions

Step outside the phone

Browse the web

Send messages

View messages

All menu options listed

solve problems

health and safety information

consumer information on wireless phones

fcc notice and cautions

other important safety information

product performance

battery precautions